diff --git a/distribution/changelog.txt b/distribution/changelog.txt
index c7552d4590..1e428e8262 100644
--- a/distribution/changelog.txt
+++ b/distribution/changelog.txt
@@ -47,6 +47,7 @@
 - Fix: [#17369] [Plugin] ‘Car.travelBy()’ moves other cars as well.
 - Fix: [#17381] Air Powered Vertical Coaster stat penalty is wrong.
 - Fix: [#17433] Wrong T-shirt colours for guests on a Twist ride.
+- Fix: [#17450] Ducks can swim on three-corners-up land tile.
 
 0.4.0 (2022-04-25)
 ------------------------------------------------------------------------
diff --git a/src/openrct2/entity/Duck.cpp b/src/openrct2/entity/Duck.cpp
index 498c36a75c..a9d0b741d5 100644
--- a/src/openrct2/entity/Duck.cpp
+++ b/src/openrct2/entity/Duck.cpp
@@ -203,7 +203,7 @@ void Duck::UpdateSwim()
                 landZ = tile_element_height(destination);
                 waterZ = tile_element_water_height(destination);
 
-                if (z >= landZ && z == waterZ)
+                if (z > landZ && z == waterZ)
                 {
                     destination.z = waterZ;
                     MoveTo(destination);
diff --git a/src/openrct2/network/NetworkBase.cpp b/src/openrct2/network/NetworkBase.cpp
index 6b18940b7c..5a629324b3 100644
--- a/src/openrct2/network/NetworkBase.cpp
+++ b/src/openrct2/network/NetworkBase.cpp
@@ -42,7 +42,7 @@
 // This string specifies which version of network stream current build uses.
 // It is used for making sure only compatible builds get connected, even within
 // single OpenRCT2 version.
-#define NETWORK_STREAM_VERSION "2"
+#define NETWORK_STREAM_VERSION "3"
 #define NETWORK_STREAM_ID OPENRCT2_VERSION "-" NETWORK_STREAM_VERSION
 
 static Peep* _pickup_peep = nullptr;